Home / 25,772.51-35,583.20-19,793.50

Finding the Fourth Proportional to 25,772.51, 35,583.20 and 19,793.50

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Solution

The fourth proportional to 25,772.51, 35,583.20 and 19,793.50 is: 27,328.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,772.51 : 35,583.20 = 19,793.50 : x
  2. Step 2: Convert to fraction form
    25,772.51/35,583.20 = 19,793.50/x
  3. Step 3: Cross multiply
    25,772.51x = 35,583.20 × 19,793.50
  4. Step 4: Simplify right side
    25,772.51x = 704,315,955.50
  5. Step 5: Solve for x
    x = 704,315,955.50/25,772.51
  6. Step 6: Final answer
    x = 27,328.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.